Microsoft 支持 | Microsoft Support
Microsoft 支持可帮助你处理 Microsoft 产品的问题。 查找有关 Microsoft Copilot、Microsoft 365、Windows 11、Surface 等的操作方法文章、视频和培训。
Reactivate Microsoft 365 or Office | Microsoft Support
Note If you already own a Microsoft 365 or Office license, then you can sign in to your Microsoft account Services & subscriptions page and install the product (s) that you own.
Applies To:
Office 2021, Office 2019, Office 2016, Office 2013, Microsoft 365 for home
התחל לשחק ב- Gears of War: E-Day | XBOX Support
גלה כיצד לרכוש ולשחק ב- Gears of War: E-Day בקונסולת XBOX, במחשב Windows ובפלטפורמות תואמות אחרות.
Gears of War: E-Day | XBOX Support
Hier finden Sie alle Informationen, die Sie zum Spielen von Gears of War: E-day benötigen, darunter Gameplay-Spezifikationen, verfügbare Plattformen und Antworten auf häufig gestellte Fragen.
Sign in to Microsoft 365
Learn how to sign in to Office or Microsoft 365 from a desktop application or your web browser.
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, OneNote for Microsoft 365, Project Online Desktop Client, Publisher for Microsoft 365, Excel for Microsoft 365 for Mac, Word for Microsoft 365 for Mac, Outlook for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, OneNote for Microsoft 365 for Mac, Excel 2024, Word 2024, Outlook 2024, PowerPoint 2024, Access 2024, OneNote 2024, Project Professional 2024, Project Standard 2024, Visio Professional 2024, Visio Standard 2024, Office 2024, Excel 2024 for Mac, Word 2024 for Mac, Outlook 2024 for Mac, PowerPoint 2024 for Mac, OneNote 2024 for Mac, Office 2024 for Mac, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Professional 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Excel 2021 for Mac, Word 2021 for Mac, Outlook 2021 for Mac, PowerPoint 2021 for Mac, OneNote 2021 for Mac, Office 2021 for Mac, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Visio Standard 2016, OneNote for Mac, Microsoft 365 for home, Office 365 Small Business, Microsoft 365 admin, Project Online, Microsoft 365 for Mac, Project for Office 365
Manage your Microsoft 365 subscription purchased through a third party
Learn how to manage your Microsoft 365 subscription and billing if you purchased it through a third-party retailer.
How to renew your Microsoft 365 subscription
Learn how to renew your Microsoft 365 Family or Microsoft 365 Personal subscription online or from a retail store.
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, PowerPoint for Microsoft 365, Excel for Microsoft 365 for Mac, Word for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, Microsoft 365 for home, Microsoft 365 admin, Microsoft 365, Microsoft 365 Apps for business, Microsoft 365 Copilot app for Android, Microsoft 365 Copilot app for iOS, Microsoft 365 Family, Microsoft 365 for Mac, Microsoft 365 for Windows, Microsoft 365 Personal, Microsoft account dashboard
Gears of War: E-Day | XBOX Support
Find the info you need to play Gears of War: E-day, including gameplay specs, available platforms and answers to frequently asked questions.
XBOX Update Preview Release Notes | XBOX Support
Hey XBOX Insiders! We are releasing a new XBOX Update Preview to the Delta ring today. Continue reading below to learn all about what's included with this update.
Sign in to SharePoint | Microsoft Support
Training: Get started with SharePoint in Microsoft 365. At office.com, sign in to SharePoint, then select the SharePoint tile.